Tag: RTC DS3231
28May, 2025
ESP32 Smart School Timetable Bell System with OLED, Web UI & RTC
This ESP32 School Period Alarm System is a smart, customizable bell scheduler designed to automate school periods, recesses, and end-of-day notifications. With built-in real-time clock (RTC), web-based configuration, and OLED status display, it eliminates the need for manual bell ringing or mechanical timers. This project is ideal for schools, coaching centers, and even factories where […]